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13375869 = 313342971
BaseRepresentation
bin110011000001…
…100101111101
3221011120020120
4303001211331
511411011434
61154405153
7221456463
oct63014575
927146216
1013375869
117606541
1245907b9
132a04320
141ac2833
151293349
hexcc197d

13375869 has 8 divisors (see below), whose sum is σ = 19206432. Its totient is φ = 8231280.

The previous prime is 13375861. The next prime is 13375877. The reversal of 13375869 is 96857331.

13375869 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13375861) and next prime (13375877).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13375869 - 23 = 13375861 is a prime.

It is a super-2 number, since 2×133758692 = 357827743010322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13375869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13375861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171447 + ... + 171524.

It is an arithmetic number, because the mean of its divisors is an integer number (2400804).

Almost surely, 213375869 is an apocalyptic number.

It is an amenable number.

13375869 is a deficient number, since it is larger than the sum of its proper divisors (5830563).

13375869 is a wasteful number, since it uses less digits than its factorization.

13375869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342987.

The product of its digits is 136080, while the sum is 42.

The square root of 13375869 is about 3657.3035148863. The cubic root of 13375869 is about 237.3781106774.

The spelling of 13375869 in words is "thirteen million, three hundred seventy-five thousand, eight hundred sixty-nine".

Divisors: 1 3 13 39 342971 1028913 4458623 13375869